Arwa is the youngest of three Yemeni girls who recently went to court complaining they were married against their will and asking for divorce - an astonishing display of defiance that has prompted the government to review its law on early marriage.

Much more needs to be done to improve the status of women in Yemen, the poorest country in the Arabian Peninsula, in line with the UN Convention on the Elimination of All Forms of Discrimination against Women (CEDAW), officials said.